Niobium Alloy

Your Professional Niobium Alloy Supplier

Our goal is to become your true partner in the field of niobium alloy in China. GNEE is a professional supplier of austenitic stainless steel, super austenitic stainless steel, duplex steel, super duplex steel and other materials. Non-standard products can be customized according to customer requirements. We have a skilled engineering team dedicated to refining every stage, from product development and process improvement to production oversight, ensuring every product delivered meets rigorous quality and performance standards.The price is competitive and the product is quality-assured, which is a good choice for your long-term cooperation.

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Why Choose Us

Our certification

GNEE Steel (Tianjin) Co., Ltd. has passed SGS certification and has successively obtained ISO9001, ISO14001, and ISO45001 system certifications.

Our equipment

At present, our company has a series of production equipment such as vacuum induction furnaces imported from the United States, vacuum consumable arc furnaces made in Germany, 2800mm four-roll reversible rolling mills, and vacuum annealing furnaces. At the same time, we also have more than 100 sets of various testing instruments, the main equipment includes American non-destructive testing systems, spectrometers, carbon and sulfur testers, universal testing machines, ultrasonic testing systems, fatigue testing machines, etc.

Our services

In the pre-sales stage, our team of experts will recommend the most suitable products according to the needs of customers and provide detailed technical consultation. During the sales period, we ensure timely delivery and provide installation guidance. For after-sales, we provide long-term technical support, warranty services and spare parts to help customers maximize the use of products and get reliable maintenance during use.

Advantages of Niobium Alloy

Exceptional heat resistance

One of niobium alloy's primary advantages is its ability to withstand extremely high temperatures. This makes it perfect for applications exposed to extreme heat, such as aerospace components and industrial furnaces.

Outstanding mechanical properties

Niobium alloy has a high strength-to-weight ratio and excellent ductility. This combination of strength and light weight makes it an attractive choice for applications where reducing weight is crucial, such as in the automotive and aerospace industries.

Superior corrosion resistance

Niobium alloy excels in corrosion resistance. It forms a protective oxide layer on its surface, shielding it from corrosive environments. This ensures long-term performance and reliability, especially valuable in industries like chemical processing, marine applications, and infrastructure development, where components face harsh conditions.

Types of Niobium Alloy

Nb-ti (niobium-titanium) alloy

Nb-ti alloy combines the exceptional strength and corrosion resistance of niobium with the enhanced ductility and thermal conductivity of titanium. It is widely used in the aerospace, automotive, and medical industries, where these properties are highly valued.

Nb-zr (niobium-zirconium) alloy

Nb-zr alloy offers improved high-temperature strength and creep resistance, making it ideal for applications exposed to elevated temperatures. It is commonly used in the production of superalloys and heat-resistant components.

Nb-hf (niobium-hafnium) alloy

Nb-hf alloy exhibits exceptional resistance to oxidation and high-temperature strength. This makes it suitable for producing refractory metals and components that operate in extreme environments, such as those in the aerospace and nuclear industries.

Ta-nb (tantalum-niobium) alloy

Tantalum niobium alloy combines the high corrosion resistance and biocompatibility of tantalum with the strength and heat resistance of niobium. This makes it particularly useful in the medical industry for implants and surgical instruments, as well as in chemical processing and electronics.

Other niobium alloys

There are other niobium alloy compositions, such as nb-w (niobium-tungsten) and nb-mo (niobium-molybdenum). Each has its own unique properties and applications, tailored to meet the specific requirements of various industries, from electronics and energy to medical and defense applications.

Specification of Niobium Alloy

Hardness of Niobium alloy
Shape	Status	Types of hardness	Value
Ingot	As-cast	HB (3tonФ 10/30")	154-160
Rod	Extrude		152-155
Rod	Forge		174-179
1.0mm sheet	1200℃, 1hour annealing	HV (100g,15")	170-181
1.0mm sheet	1300℃, 1hour annealing	HV (100g,15")	170-183
Ring	Forge	HV (5kgs/30")	150-169

Application of Niobium Alloy

Automotive industry: In the automotive sector, niobium alloy is used in engine parts, exhaust systems, and structural components. Its corrosion resistance and strong mechanical properties help reduce vehicle weight, improve fuel efficiency, and extend the life of critical parts.

Construction and infrastructure: Niobium alloy is used in high-performance steel and concrete for construction. Adding niobium enhances the strength, durability, and corrosion resistance of these materials, making them ideal for bridges, buildings, and large structures.

Medical industry: Niobium alloy is valuable in the medical field for making implants and surgical instruments. Its biocompatibility and corrosion resistance ensure these medical devices are safe and long-lasting.

Aerospace industry: Niobium alloy is crucial in aerospace for making turbine blades, rocket nozzles, and heat shields. Its ability to withstand extreme heat and its high strength-to-weight ratio make it perfect for aircraft and spacecraft.

Chemical processing: In chemical processing, niobium alloy is used in equipment exposed to corrosive substances. Its ability to resist corrosion ensures the equipment lasts longer and performs reliably under harsh conditions.

Electronics: Niobium alloy is used in electronic components, including capacitors and superconducting materials. Its excellent electrical properties make it essential for creating efficient and high-performance electronic devices.

Energy sector: The energy industry uses niobium alloy in nuclear reactors and power generation equipment. Its heat resistance and strength make it ideal for components that must withstand extreme conditions, contributing to safer and more efficient energy production.

Production Process of Niobium Alloy

The manufacturing method of niobium alloy mainly includes mixing niobium hydride powder with titanium, tantalum, zirconium, hafnium, one or several powders, pressing into electrode, sintering after melting into alloy. Smelting can be carried out in a vacuum arc furnace or in a plasma furnace.

In order to reduce the non-fusible lump of metal with high melting point, the particle size of metal with high melting point should be smaller than that of metal with low melting point. The particle size of low melting point metal powder should be less than 20 mesh, which will affect the uniformity of the final alloy.

In order to simplify the process and reduce the loss of niobium, the hydrogenated niobium powder can be obtained by direct hydrogenation and crushing of niobium ingot. Direct hydrogenation of niobium ingot can also reduce the contamination of niobium metal. Titanium, tantalum, zirconium, hafnium powder can be hydrogenated powder can also use electrolytic powder.

Packing and Shipping of Niobium Alloy

Packing	Waterproof paper and steel strap packaging
Shipping	Shipped by road, sea, rail

Other Service of Niobium Alloy

Delivery Time	20 days to 25 days for a 20' container
Payment	TT in advance, L/C at sight
MOQ	5000kg
Inspection	We can accept the third party's inspection

FAQ

Q: What is the alloy of niobium?

A: Alloys of niobium for these applications can be divided into low strength like Nb-1Zr, medium strength like C-103 and C-129Y, and high strength like Cb-752, WC-3009, and FS-85. In these applications, creep strength and coatings imparting resistance to high temperature oxida- tion are primary concerns.

Q: What is niobium used for?

A: Niobium is used in alloys including stainless steel. It improves their strength, particularly at low temperatures. Alloys containing niobium are used in jet engines and rockets, beams and girders for buildings and oil rigs, and oil and gas pipelines.

Q: Is niobium similar to titanium?

A: Pure niobium has a Mohs hardness rating similar to pure titanium, and it has similar ductility to iron. Niobium oxidizes in Earth's atmosphere very slowly, hence its application in jewelry as a hypoallergenic alternative to nickel.

Q: Is niobium body safe?

A: Niobium is a hypoallergenic metal that is well-tolerated by the skin, even in people sensitive to metals.

Q: What destroys niobium?

A: Niobium appears not to be attacked by many acids at room temperature but does dissolve in hydrofluoric acid, HF, or in a mixture of HF and nitric acid, HNO3.

Q: Why is niobium expensive?

A: Niobium is a rare metal found in numerous locations around the world in rocks of volcanic origin. It is relatively difficult to find and is produced from pyrochlore and tantalite ores, and as a by-product of mining for other minerals.

Gnee Super Alloy (Tianjin) Co., Ltd. is well-known as one of the leading niobium alloy manufacturers and suppliers in China. We warmly welcome you to buy or wholesale high quality niobium alloy in stock here and get free sample from our factory. For price consultation, contact us. incoloy material pipe seamless, Inconel alloy material, seamless pipe alloy